Järkyttynyt koulupoika istuu savupilvessä, räjähdys kokeen aikana - Kuvapankin valokuva ja kuva

Dirty schoolboy holding chemistry equipment, explosion during experiment

Shocked funny dirty schoolboy holding chemical tube and flask, smoke around him

Kid study chemistry. Biotechnology and pharmacy. Genius pupil. Education concept. Wunderkind experimenting with chemistry. Boy test tubes liquids chemistry. Chemical analysis.

Kid study chemistry. Biotechnology and pharmacy. Genius pupil. Education concept. Wunderkind experimenting with chemistry. Boy test tubes liquids chemistry. Chemical analysis. Talented scientist.

Lesson Plans - Middle School Chemistry. A chemistry demonstration. First grade. Back to school. They carried out a new experiment in chemistry. Ready for school.

Little boy at elementary school. Biology school laboratory equipment. school kid scientist studying science. little boy at lesson. Back to school. Little kid learning chemistry

Chemistry student mixing liquids in scientific laboratory, conducting experiment

Chemistry student dripping liquid in test tube conducting experiment in lab

Female chemist studying presence of sediments in flask with red liquid in lab

Woman scientist holding pipette with liquid and taking test tube with reagent

Female chemist looking at colored liquids in flasks, developing new substance

Female scientist comparing flasks with colored liquid, detergent laboratory